import { ADD_PERSON } from '../constant'

const initState = [{id:'001',name:'tom',age:18}]
export default function personReducer(preState=initState,action){
  console.log('persons reducer')
  const {type,data} = action
  switch (type) {
    case ADD_PERSON:
      return [data,...preState]
    default:
      return preState
  }

}
